/Engine/Source/Editor/UnrealEd/Classes/ThumbnailRendering/ThumbnailRenderer.h
Renders the thumbnail's view family.
static void RenderViewFamily ( [FCanvas](API\Runtime\Engine\FCanvas) * Canvas, class [FSceneViewFamily](API\Runtime\Engine\FSceneViewFamily) * ViewFamily, class [FSceneView](API\Runtime\Engine\FSceneView) * View )